Events in Sport
- May 6 59th Kentucky Derby: Don Meade aboard Brokers Tip wins in 2:06.8
- May 13 58th Preakness: Charley Kurtsinger aboard Head Play wins in 2:02
- May 18 1st major league All-Star Game announced for July 6 at Comiskey Park It will be played as part of the Chicago World's Fair
Event of Interest
May 26 Phillies Chuck Klein hits for cycle vs St Louis Cards

Chuck Klein
Birthdays in Sport
Johnny Unitas
May 7 Johnny Unitas, NFL quarterback (Balt Colts, San Diego); one of the greats, born in Pittsburgh, Pennsylvania

Johnny Unitas
- May 14 John Mortimore, cricketer (England off-spinner 1959-64)
- May 24 Hemchandra Tukaram "Bal" Dani, Indian cricketer (Test Ind v Pak, 1-19, ct 1, DNB), born in Dudhani, Maharashtra (d. 1999)
- May 25 Ray Spencer, English footballer, born in Kings Norton, Birmingham (d. 2016)
- May 26 Ted Rogers OC, Canadian entrepreneur and MLB team owner (Toronto Blue Jays), born in Toronto, Ontario (d. 2008)
- May 29 Tarquinio Provini, Italian motorcycle road racer (2-time world champion 1957-58), born in Roveleto di Cadeo, Emilia-Romagna (d. 2005)
- May 29 William Yorzyk Jr., American swimmer (Olympic gold 200m butterfly, WR 2:19.3, 1956), born in Northampton, Massachusetts (d. 2020)
Deaths in Sport
- May 29 Frank Sugg, cricketer (batted in 2 Tests for England 1888), dies